CN106121773A - A kind of crankcase ventilation pipeline heated coupling - Google Patents
A kind of crankcase ventilation pipeline heated coupling Download PDFInfo
- Publication number
- CN106121773A CN106121773A CN201610597518.7A CN201610597518A CN106121773A CN 106121773 A CN106121773 A CN 106121773A CN 201610597518 A CN201610597518 A CN 201610597518A CN 106121773 A CN106121773 A CN 106121773A
- Authority
- CN
- China
- Prior art keywords
- inserting terminal
- power spring
- crankcase ventilation
- main casing
- ptc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 48
- 230000008878 coupling Effects 0.000 title claims abstract description 39
- 238000010168 coupling process Methods 0.000 title claims abstract description 39
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 30
- 229910052751 metal Inorganic materials 0.000 claims abstract description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 32
- 229910052802 copper Inorganic materials 0.000 claims description 32
- 239000010949 copper Substances 0.000 claims description 32
- 238000009434 installation Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 3
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052683 pyrite Inorganic materials 0.000 claims description 3
- 239000011028 pyrite Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 4
- 208000002925 dental caries Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M13/00—Crankcase ventilating or breathing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
- F02M31/02—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
- F02M31/12—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating electrically
Abstract
The present invention proposes a kind of crankcase ventilation pipeline heated coupling, including: housing, thermal conductive metal pipe and PTC heating arrangements, described housing is formed with fitting passage, described thermal conductive metal pipe is formed at the inwall of described fitting passage, described PTC heating arrangements contacts with described thermal conductive metal pipe, by thermal conductive metal pipe described in described PTC heating arrangements heated at constant temperature.The present invention is by the introducing PTC heating arrangements arranging heating arrangements, innovation at crankcase ventilation pipe joint of innovation, ensure that crankcase ventilation pipe joint will not freeze under relatively low temperature, thus effectively prevent the power failure problem being caused oil sealing to go out by crankcase ventilation pipe joint ice blockage and to cause, improve environmental adaptability and the service life of electromotor.
Description
Technical field
The present invention relates to a kind of heated coupling, particularly a kind of crankcase ventilation pipeline heated coupling, more particularly relate to
Use PTC heating mechanism crankcase ventilation pipeline heated coupling, can effectively prevent relatively low temperature lower crankcase air pipeline to connect
Ice blockage in head.
Background technology
At present due to the requirement of pollutant emission, electromotor uses closed crankcase ventilation system, crankcase waste gas mostly
Gas handling system can only be entered by crankcase ventilation pipeline to burn again.Cool region in the winter time, vehicle is in the process of moving, bent
The steam contained in logical case waste gas easily congeals into ice in air pipeline joint, gradually piles up and is blocked by air pipeline joint,
Causing crankcase pressure drastically to raise, oil sealing bloats, and machine oil releases, power failure.Under relatively low temperature (less than-35 DEG C), logical
Cross and optimize the problem that air pipeline arrangement can not solve the icing of its joint.
Summary of the invention
The present invention is directed to the ice blockage problem in existing crankcase ventilation pipe joint, innovation at crankcase bleed pipe
Introduce heat-conducting copper pipe and PTC heating arrangements in pipeline connector, propose a kind of brand-new crankcase ventilation pipeline heated coupling structure,
Under about-40 DEG C temperature under even lower temperature environment, remain able to ensure that crankcase ventilation pipe joint inner wall temperature exists
(20 DEG C-60 DEG C or higher) above freezing, it is ensured that crankcase ventilation pipe joint will not occur icing phenomenon, effectively prevent
Owing to ice blockage causes oil sealing to go out the power failure problem caused, improve environmental adaptability and the use of electromotor
Life-span.
It is as follows that the present invention solves the technical scheme that above-mentioned technical problem taked:
A kind of crankcase ventilation pipeline heated coupling, including: housing, thermal conductive metal pipe and PTC heating arrangements, shape in described housing
Become to have fitting passage, described thermal conductive metal pipe to be formed at the inwall of described fitting passage, described PTC heating arrangements and described heat conduction
Metal tube contacts, by thermal conductive metal pipe described in described PTC heating arrangements heated at constant temperature.
Further according to crankcase ventilation pipeline heated coupling of the present invention, the most also include plug-in unit cover plate 6,
Offer on described housing and cavity 11 is installed, the outside wall surface that bottom surface is described thermal conductive metal pipe of described installation cavity 11, described
PTC heating arrangements is arranged in described installation cavity body, and described plug-in unit cover plate 6 is connected to the open top of described installation cavity 11,
And described PTC heating arrangements is enclosed in described installation cavity 11.
Further according to crankcase ventilation pipeline heated coupling of the present invention, wherein said PTC heating arrangements bag
Include PTC-element 3, connect pole plate the 4, first power spring the 5, first inserting terminal the 7, second inserting terminal 8 and the second power spring
9, described PTC-element 3 is arranged in the outside wall surface of described thermal conductive metal pipe in described installation cavity 11, described connection pole plate 4
Being arranged on described PTC-element 3, described first power spring 5 is arranged on described connection pole plate 4, described second power spring 9
Being arranged in the outside wall surface of described thermal conductive metal pipe in described installation cavity 11, described first inserting terminal 7 is connected to described
First power spring 5, described second inserting terminal 8 is connected to described second power spring 9, described first inserting terminal 7 and
Two inserting terminals 8 may be contained within described plug-in unit cover plate 6.
Further according to crankcase ventilation pipeline heated coupling of the present invention, set in wherein said installation cavity 11
Being equipped with dividing plate 12, described first power spring 5 and the second power spring 9 are isolated by described dividing plate 12, described second grafting
Terminal the 8, second power spring 9 and thermal conductive metal pipe are electrically connected with successively, described first inserting terminal the 7, first power spring 5,
Connecting pole plate 4 to be electrically connected with successively, the one side of described PTC-element 3 is electrically connected at described thermal conductive metal pipe, described PTC unit
The another side of part 3 is electrically connected at described connection pole plate 4, and described first inserting terminal 7 and the second inserting terminal 8 are connected to electricity
Source.
Further according to crankcase ventilation pipeline heated coupling of the present invention, wherein said first power spring 5
It is the metal coil spring with center through hole with the second power spring 9, described plug-in unit cover plate 6 is provided with the first limited post
6-1 and the second limited post 6-2, described first limited post 6-1 are inserted in the center through hole of described first power spring 5, described
Second limited post 6-2 is inserted in the center through hole of described second power spring 9.
Further according to crankcase ventilation pipeline heated coupling of the present invention, wherein said plug-in unit cover plate 6 sets
Being equipped with plug socket, described first inserting terminal 7 and the second inserting terminal 8 are fitted in described plug socket, described first inserted terminal
The bottom of son 7 is electrically connected at described first power spring 5, and the top of described first inserting terminal 7 connects power electrode, described
The bottom of the second inserting terminal 8 is electrically connected at described second power spring 9, and the top of described second inserting terminal 8 connects electricity
Source electrode.
Further according to crankcase ventilation pipeline heated coupling of the present invention, wherein said housing includes main casing
1 and time housing 10, the inside of described main casing 1 and time housing 10 is respectively formed pipeline structure, and described main casing 1 and time housing 10
Junction formed joint design, the pipeline in described housing 10 is used for connecting crankcase ventilation pipeline, in described main casing 1
Pipeline be used for connecting engine aspirating system.
Further according to crankcase ventilation pipeline heated coupling of the present invention, wherein said thermal conductive metal pipe is formed
Pipeline inner wall in described main casing 1, and near described main casing and the connecting portion of time housing, described installation cavity 11 shape
The sidewall of main casing described in Cheng Yu, and near described main casing and the connecting portion of time housing, described main casing 1, secondary housing 10
Being moulding with plug-in unit cover plate 6, and described housing 10 is welded in the top of described main casing 1, described plug-in unit cover plate 6 welds
Opening periphery in described installation cavity 11.
Further according to crankcase ventilation pipeline heated coupling of the present invention, wherein said main casing 1, secondary housing
10 and the material of plug-in unit cover plate 6 be PA66+GF30, described thermal conductive metal pipe is heat-conducting copper pipe 2, described first inserting terminal and
Second inserting terminal all uses pyrite to make, and described first power spring and the second power spring all use rustless steel to make.
Further according to crankcase ventilation pipeline heated coupling of the present invention, the horizontal stroke of wherein said thermal conductive metal pipe
Cross section has a D character form structure, and when main casing is molded precasting at the pipeline inner wall of main casing.
Technical scheme at least has a following innovative technology effect:
1) what, the present invention initiated arranges heat-conducting copper pipe and PTC heating arrangements in crankcase ventilation pipeline heated coupling, it is achieved that
Under about-40 DEG C temperature under even lower temperature environment, crankcase ventilation pipe joint inner wall temperature remain at freezing point with
Upper (20 DEG C-60 DEG C or higher), it is ensured that crankcase ventilation pipe joint will not freeze, and effectively prevent owing to ice blockage is made
Become oil sealing to go out the power failure accident caused, there is popularizing application prospect widely.
2), in crankcase ventilation pipeline heated coupling of the present invention, use PTC-element as heating element heater, can realize
Heated at constant temperature and power are low, heated coupling need not be taked extra temperature control measures, and without the risk of burning, control strategy is more easy to
Realizing, the flames of anger of PTC-element heating simultaneously, safety is high, and PTC-element can be suitable for low voltage and have high thermal efficiency, natural
Life-span is long.
3), in crankcase ventilation pipeline heated coupling of the present invention, PTC-element and other heating assembly are passed through plug-in unit
Cover plate injection molding packaging installation inside cavity at heated coupling, and connect power supply inserting terminal be fitted on plug-in unit cover plate,
Overall structure is solid and reliable, easily realizes mass production, and electric leakage safety is high.
4), in crankcase ventilation pipeline heated coupling of the present invention, by heat-conducting copper pipe directly as the connection of PTC-element
Pole plate, directly contacts with PTC heater element, simultaneously by heat-conducting copper pipe Cross section Design be " D " font and with pipeline injection is connected, tie
Structure is firm, and increases the contact area of heat-conducting copper pipe and PTC-element, has heat exchange efficiency height, to assemble simple, easy operation etc. excellent
Point.
5), in crankcase ventilation pipeline heated coupling of the present invention, the conduction bullet of two poles will be connected by dividing plate
Spring completely cuts off, and it is relatively reliable with the electric connection being connected pole plate to make connector terminals by power spring, and overall electrical connection is steady
Qualitative and electrical security performance is higher.
Accompanying drawing explanation
Accompanying drawing 1 is the cross-sectional view of crankcase ventilation pipeline heated coupling of the present invention；
Accompanying drawing 2 is the schematic cross-section of heat-conducting copper pipe in crankcase ventilation pipeline heated coupling of the present invention；
Accompanying drawing 3 in crankcase ventilation pipeline heated coupling of the present invention PTC heating arrangements face structural representation (accompanying drawing
1 removes the right side structure figure after plug-in unit cover plate)；
In figure, the implication of each reference is as follows:
1-main casing, 2-heat-conducting copper pipe, 3-PTC element, 4-connects pole plate, 5-the first power spring, 6-plug-in unit cover plate, 7-first
Inserting terminal, 8-the second inserting terminal, 9-the second power spring, 10-housing, 11-installs cavity, 12-dividing plate, and 6-1: the first
Limited post, the 6-2: the second limited post.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is described in detail, so that those skilled in the art can be more
Add and be clearly understood from the present invention, but the most therefore limit the scope of the invention.
As shown in Figure 1, crankcase ventilation pipeline heated coupling of the present invention includes main casing 1, secondary housing 10, leads
Hot copper pipe 2, plug-in unit cover plate 6 and PTC heating arrangements, the inside of described main casing 1 and time housing 10 is respectively formed pipeline structure, and institute
The junction stating main casing 1 and time housing 10 forms joint design, described main casing 1, secondary housing 10 and the material of plug-in unit cover plate 6
It is PA66+GF30 (glass fibre reinforced nylon material), there is good injection performance, and described main casing 1 and time housing
Between 10, relative angle is adjustable, can meet the arrangement requirement of different platform, can be applied to different platform, can reduce die cost
Putting into, the most described main casing 1, secondary housing 10 and plug-in unit cover plate 6 are moulding, and by being molded welding assembly together,
Described time concrete housing 10 is welded to the top of main casing 1 by friction welding (FW), when secondary housing welds relative to the angle of main casing
It is adjustable in, different angles state can be produced, meet different layout demand.The side of described main casing 1 is formed with installation
Cavity 11, the position that described installation cavity 11 connects described housing 10 near described main casing 1 is arranged, described PTC heater
Structure is installed on described installation cavity, and the outside that described plug-in unit cover plate 6 is connected to described installation cavity 11 by ultrasonic bonding is opened
Mouthful, and described PTC heating arrangements is enclosed in described installation cavity 11.Described heat-conducting copper pipe 2 is formed at described main casing 1
Pipeline inner wall, preferred described heat-conducting copper pipe 2 is at least formed on the pipe with described housing 10 connecting portion of described main casing 1
Road inwall, described heat-conducting copper pipe 2 preferably has D character form structure, and as shown in Figure 2, and the heat-conducting copper pipe of D character form structure is by thin
Copper coin roll-forming, and the inwall of precasting pipeline therein when main casing 1 is molded.Formed on described main casing 1 side
The cavity 11 outside wall surface using described heat-conducting copper pipe 2 is installed as bottom surface.Described PTC heating arrangements includes PTC-element 3, connects pole
Plate the 4, first power spring the 5, first inserting terminal the 7, second inserting terminal 8 and the second power spring 9, set in described installation cavity body
It is equipped with dividing plate 12, by described dividing plate, described installation cavity is divided into upper and lower two cavitys, upper cavity is wherein provided with
Two power springs 9, the bottom of described second power spring 9 is connected to the outside wall surface of described heat-conducting copper pipe 2, and with described conduction copper
Pipe is electrically connected with, and described second power spring 9 is the middle helical spring with through hole.The lower chamber of described installation cavity sets
Being equipped with PTC-element 3, connect pole plate 4 and the first power spring 5, described PTC-element 3 is heating element heater based on critesistor, tool
Being made by the semiconductor ceramic material with representative temperature sensitivity of body, its resistance value raises in step evolution liter with temperature
Height, PTC thermistor enters transition district surface temperature will keep steady state value, the self-characteristic of this temperature and PTC thermistor
Relevant with applied voltage, and unrelated with ambient temperature, PTC-element the most used in the present invention have automatic constant-temperature, the flames of anger,
Thermal conversion rate is high, affected the features such as minimum, length natural life-span by supply voltage, has incomparable excellent of conventional heating element
Gesture.Described PTC-element 3, preferably as shown in accompanying drawing 1 and accompanying drawing 3, has circular plate structure, the side table of described PTC-element 3
Face is close to the outside wall surface of heat-conducting copper pipe 2 and is arranged, and is electrically connected with described heat-conducting copper pipe, and described connection pole plate 4 has and PTC unit
The circular plate structure that part 3 is identical, and it is close to the opposite side surface configuration of PTC-element, and be electrically connected with therewith.Described first conduction
The surface configuration of described connection pole plate 4 is close in the bottom of spring 5, and is electrically connected with therewith, and described first power spring 5 is middle
There is the helical spring of through hole.Described installation cavity is separated into upper and lower two little cavitys, the first power spring 5 by described dividing plate 12
In being respectively arranged at two cavitys with the second power spring 9 and limit it by dividing plate mutually jump and be electrically connected with.Described slotting
Being provided with the first limited post 6-1 and the second limited post 6-2 on part cover plate 6, the injection of described plug-in unit cover plate 6 is connected to described installation cavity
The periphery of body, and described PTC-element 3, connection pole plate the 4, first power spring 5 and the second power spring 9 are closed in described peace
It behave affectedly in body 11, PTC heat generating component can be protected very well, simultaneously when described plug-in unit cover plate 6 is connected on described installation cavity, institute
State in the intermediate throughholes that the first limited post 6-1 on plug-in unit cover plate 6 inserts described first power spring 5, on described plug-in unit cover plate 6
The second limited post 6-2 insert in the intermediate throughholes of described second power spring 9, thus described power spring is fixed.
Described first inserting terminal 7 and the second inserting terminal 8 are all press fit on described plug-in unit cover plate 6, on concrete described plug-in unit cover plate 6
Being provided with plug socket, described first inserting terminal 7 and the second inserting terminal 8 are press fit in described plug socket, and the first inserted terminal
The bottom of son 7 is electrically connected at described first power spring 5, the top connection positive source of the first inserting terminal 7, and described second
The bottom of inserting terminal 8 is electrically connected at described second power spring 9, and the top of the second inserting terminal 8 connects power cathode.This
Sample connects external power supply by the plug socket of plug-in unit cover plate 6 so that the first inserting terminal 7 and the second inserting terminal 8 connect respectively
In positive pole and the negative pole of power supply, and the first inserting terminal 7 is electrically connected at the first power spring 5, and the first power spring 5 electrically connects
Being connected to connect pole plate 4, connect pole plate and be electrically connected at the side of PTC-element, the second inserting terminal 8 is electrically connected at the second conduction
Spring 9, the second power spring 9 is electrically connected at heat-conducting copper pipe 2, and heat-conducting copper pipe 2 is electrically connected at the opposite side of PTC-element, logical
Cross the first inserting terminal 7 and the second inserting terminal 8 respectively as the positive and negative electrode of PTC-element, after power supply, make PTC-element 3
Automatic constant-temperature-heating, conducts to heat-conducting copper pipe 2 after PTC-element 3 heating, thus is heated by heat-conducting copper pipe inwall so that conduction copper
Tube-surface remains higher temperature, even if icing phenomenon also will not occur under relatively low temperature condition.
The first the most described inserting terminal and the second inserting terminal all use C2680 pyrite to make, and have and well add
Work performance and electric conductivity；Described first power spring and the second power spring all use SUS304 material to make；Described connection
The material of pole plate is Al1050, has good electric conductivity；Described heat-conducting copper pipe has also served as PTC-element while heat conduction
Connection pole plate, the material of preferred heat-conducting copper pipe is T2 red copper, has good conduction, heat conduction, corrosion-resistant and good adding
Work performance.
The present invention innovates the above-mentioned crankcase ventilation pipeline heated coupling structure of proposition, and the pipeline inner wall near joints sets
Put heat-conducting copper pipe, PTC heating arrangements is set at heat-conducting copper pipe outer wall, be packaged protecting by PTC heating arrangements by plug-in unit cover plate
Protect, and working power is provided.In use, secondary housing connects crankcase ventilation pipeline, and main casing connects engine aspirating system,
Power supply wire bundle plug-in connector is directly plugged on the plug socket of plug-in unit cover plate, and after energising, PTC heating arrangements automatic constant-temperature-heating makes to lead
Hot copper pipe i.e. can reach temperature constant state after about 5 minutes, and the crankcase waste gas containing steam is flowed into by time housing, main casing again
Time in engine aspirating system, because the heat-conducting copper pipe surface of near joints remains higher temperature, no matter temperature is many
Low occur freezing all without near joints, and then can effectively prevent owing to ice blockage causes oil sealing to go out the electromotor caused
Problem of Failure.
Below it is only that the preferred embodiment of the present invention is described, technical scheme is not limited to
This, any known deformation that those skilled in the art are made on the basis of the major technique of the present invention is conceived broadly falls into the present invention
Claimed technology category, the protection domain that the present invention is concrete is as the criterion with the record of claims.
Claims (10)
1. a crankcase ventilation pipeline heated coupling, it is characterised in that including: housing, thermal conductive metal pipe and PTC heater
Structure, is formed with fitting passage in described housing, described thermal conductive metal pipe is formed at the inwall of described fitting passage, and described PTC adds
Heat engine structure contacts with described thermal conductive metal pipe, by thermal conductive metal pipe described in described PTC heating arrangements heated at constant temperature.
Crankcase ventilation pipeline heated coupling the most according to claim 1, it is characterised in that also include plug-in unit cover plate
(6), described housing offers installation cavity (11), the outer wall that bottom surface is described thermal conductive metal pipe of described installation cavity (11)
Face, described PTC heating arrangements is arranged in described installation cavity body, and described plug-in unit cover plate (6) is connected to described installation cavity (11)
Open top, and in described PTC heating arrangements is enclosed in described installation cavity (11).
Crankcase ventilation pipeline heated coupling the most according to claim 2, it is characterised in that described PTC heating arrangements bag
Include PTC-element (3), connect pole plate (4), the first power spring (5), the first inserting terminal (7), the second inserting terminal (8) and the
Two power springs (9), described PTC-element (3) is arranged at the outside wall surface of described thermal conductive metal pipe in described installation cavity (11)
On, described connection pole plate (4) is arranged on described PTC-element (3), and described first power spring (5) is arranged at described connection pole
On plate (4), described second power spring (9) is arranged at the outside wall surface of described thermal conductive metal pipe in described installation cavity (11)
On, described first inserting terminal (7) is connected to described first power spring (5), and described second inserting terminal (8) is connected to described
Second power spring (9), described first inserting terminal (7) and the second inserting terminal (8) may be contained within described plug-in unit cover plate (6)
On.
Crankcase ventilation pipeline heated coupling the most according to claim 3, it is characterised in that in described installation cavity (11)
Being provided with dividing plate (12), described first power spring (5), PTC-element (3), connection pole plate (4) and the second power spring (9) lead to
Crossing described dividing plate (12) to be isolated, described second inserting terminal (8), the second power spring (9) and thermal conductive metal pipe are the most electrical
Connecting, described first inserting terminal (7), the first power spring (5), connection pole plate (4) are electrically connected with successively, described PTC-element
(3) one side is electrically connected at described thermal conductive metal pipe, and the another side of described PTC-element (3) is electrically connected at described company
Connecing pole plate (4), described first inserting terminal (7) and the second inserting terminal (8) are connected to power supply.
5. according to the crankcase ventilation pipeline heated coupling described in claim 3 or 4, it is characterised in that described first conduction bullet
Spring (5) and the second power spring (9) are the metal coil spring with center through hole, and described plug-in unit cover plate (6) is provided with
First limited post (6-1) and the second limited post (6-2), described first limited post (6-1) is inserted in described first power spring (5)
Center through hole in, described second limited post (6-2) is inserted in the center through hole of described second power spring (5).
6. according to the crankcase ventilation pipeline heated coupling described in any one of claim 3-5, it is characterised in that described plug-in unit lid
Being provided with plug socket on plate (6), described first inserting terminal (7) and the second inserting terminal (8) are fitted in described plug socket, institute
The bottom stating the first inserting terminal (7) is electrically connected at described first power spring (5), the top of described first inserting terminal (7)
End connects power electrode, and the bottom of described second inserting terminal (8) is electrically connected at described second power spring (9), and described the
The top of two inserting terminals (8) connects power electrode.
7. according to the crankcase ventilation pipeline heated coupling described in any one of claim 1-6, it is characterised in that described housing bag
Including main casing (1) and time housing (10), the inside of described main casing (1) and time housing (10) is respectively formed pipeline structure, and described
The junction of main casing (1) and time housing (10) forms joint design, and the pipeline in described housing (10) is used for connecting bent axle
Case air pipeline, the pipeline in described main casing (1) is used for connecting engine aspirating system.
Crankcase ventilation pipeline heated coupling the most according to claim 7, it is characterised in that described thermal conductive metal pipe is formed
Pipeline inner wall in described main casing (1), and near described main casing and the connecting portion of time housing, described installation cavity
(11) sidewall of described main casing it is formed at, and near described main casing and the connecting portion of time housing, described main casing (1),
Secondary housing (10) and plug-in unit cover plate (6) are moulding, and described housing (10) is welded in the top of described main casing (1),
Described plug-in unit cover plate (6) is welded in the opening periphery of described installation cavity (11).
9. according to the crankcase ventilation pipeline heated coupling described in claim 7 or 8, it is characterised in that described main casing (1),
The material of secondary housing (10) and plug-in unit cover plate (6) is PA66+GF30, and described thermal conductive metal pipe is heat-conducting copper pipe (2), and described
One inserting terminal and the second inserting terminal all use pyrite to make, and described first power spring and the second power spring all use not
Rust steel is made.
10. according to the crankcase ventilation pipeline heated coupling described in any one of claim 7-9, it is characterised in that described heat conduction
The cross section of metal tube has a D character form structure, and when main casing is molded precasting at the pipeline inner wall of main casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610597518.7A CN106121773A (en) | 2016-07-27 | 2016-07-27 | A kind of crankcase ventilation pipeline heated coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610597518.7A CN106121773A (en) | 2016-07-27 | 2016-07-27 | A kind of crankcase ventilation pipeline heated coupling |
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| Publication Number | Publication Date |
|---|---|
| CN106121773A true CN106121773A (en) | 2016-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610597518.7A Pending CN106121773A (en) | 2016-07-27 | 2016-07-27 | A kind of crankcase ventilation pipeline heated coupling |
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| CN (1) | CN106121773A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676566A (en) * | 2017-10-16 | 2018-02-09 | 香河瑞和通汽车零部件有限公司 | It is a kind of have can Intelligent Recognition diagnostic function vehicle crankcase ventilation duct |
| CN108729979A (en) * | 2018-05-23 | 2018-11-02 | 奇瑞汽车股份有限公司 | The quick connector of integrated heating function |
| DE102017121183A1 (en) * | 2017-09-13 | 2019-03-14 | Woco Industrietechnik Gmbh | Heating device and method for producing a heating device |
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| DE102017121183A1 (en) * | 2017-09-13 | 2019-03-14 | Woco Industrietechnik Gmbh | Heating device and method for producing a heating device |
| CN107676566A (en) * | 2017-10-16 | 2018-02-09 | 香河瑞和通汽车零部件有限公司 | It is a kind of have can Intelligent Recognition diagnostic function vehicle crankcase ventilation duct |
| CN107676566B (en) * | 2017-10-16 | 2020-02-07 | 香河瑞和通汽车零部件有限公司 | Automobile crankcase ventilation pipe with intelligent identification and diagnosis functions |
| CN108729979A (en) * | 2018-05-23 | 2018-11-02 | 奇瑞汽车股份有限公司 | The quick connector of integrated heating function |
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Application publication date: 20161116 |